diff options
| -rw-r--r-- | fs/f2fs/data.c | 11 | ||||
| -rw-r--r-- | fs/f2fs/inline.c | 13 |
2 files changed, 19 insertions, 5 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 2692848e7f75..f8f93db437ce 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -388,7 +388,8 @@ repeat: * * Also, caller should grab and release a rwsem by calling f2fs_lock_op() and * f2fs_unlock_op(). - * Note that, ipage is set only by make_empty_dir. + * Note that, ipage is set only by make_empty_dir, and if any error occur, + * ipage should be released by this function. */ struct page *get_new_data_page(struct inode *inode, struct page *ipage, pgoff_t index, bool new_i_size) @@ -399,8 +400,14 @@ struct page *get_new_data_page(struct inode *inode, int err; repeat: page = grab_cache_page(mapping, index); - if (!page) + if (!page) { + /* + * before exiting, we should make sure ipage will be released + * if any error occur. + */ + f2fs_put_page(ipage, 1); return ERR_PTR(-ENOMEM); + } set_new_dnode(&dn, inode, ipage, NULL, 0); err = f2fs_reserve_block(&dn, index); diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index a13ffcc32992..79d18d5c1fae 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -360,6 +360,10 @@ int make_empty_inline_dir(struct inode *inode, struct inode *parent, return 0; } +/* + * NOTE: ipage is grabbed by caller, but if any error occurs, we should + * release ipage in this function. + */ static int f2fs_convert_inline_dir(struct inode *dir, struct page *ipage, struct f2fs_inline_dentry *inline_dentry) { @@ -369,8 +373,10 @@ static int f2fs_convert_inline_dir(struct inode *dir, struct page *ipage, int err; page = grab_cache_page(dir->i_mapping, 0); - if (!page) + if (!page) { + f2fs_put_page(ipage, 1); return -ENOMEM; + } set_new_dnode(&dn, dir, ipage, NULL, 0); err = f2fs_reserve_block(&dn, 0); @@ -434,8 +440,9 @@ int f2fs_add_inline_entry(struct inode *dir, const struct qstr *name, slots, NR_INLINE_DENTRY); if (bit_pos >= NR_INLINE_DENTRY) { err = f2fs_convert_inline_dir(dir, ipage, dentry_blk); - if (!err) - err = -EAGAIN; + if (err) + return err; + err = -EAGAIN; goto out; } |